the word goes with age

“He was born during the war, which would ________ him about 50 now”
A. give
B. make
C. age
D. caculate

Please help me choose the best answer to fill in the blank and explain this structure

He was born during the war, which would make him about 50 now.

Nothing much to explain. Just idiomatic usage.[YSaerTTEW443543]

TOEIC listening, photographs: Unpacking boxes[YSaerTTEW443543]

thanks for your very fast respond :slight_smile:

Response, not respond.
Response is a noun while respond is a verb.[YSaerTTEW443543]

TOEIC listening, photographs: A girl cooking[YSaerTTEW443543]

sorry for my carelessness and thank you